The urge to go abroad for further study is strong, but it was not until last summer ________ I knew how powerful it could be.

What do you know about Xiangyang—It’s __________ its state level scenic spot (景点)—Gulongzhong.

Tom is good at playing basketball and he always plays of all.

The research lacks ________ evidence, and therefore, its conclusions are doubtful.[ ]

he saw Zhao Benshan’s funny performances, he burst into laughter